iOS 5.4 (18P4663)

IPSW Firmware Unsigned
Product
Device
Version
4
Download
Official IPSW Download

Download iOS 5.4

Download OTA Update

This firmware is provided as a direct link to Apple's official servers. No mirroring or modification is performed.

Firmware Information

Version

iOS 5.4

Build ID

18P4663

Release Date

May 24, 2021

File Size

0.56 GB

File Name

MD5 Sum

f1173df4f7b7c0c9887133cc0e545299

SHA1 Sum

430f4c40a13715a2ccee24aeaf75b4189dd6585d

About this Device

Identifier

iBridge2,14

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Need help?

Our community guide has everything you need to know about restoring firmwares.

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How to Install?

Follow these critical steps to ensure a successful firmware installation.

1

Secure Your Data

Always start by creating a full backup of your device via iCloud or a computer to ensure your personal files are safe.

2

Establish Connection

Use a high-quality MFi-certified cable to connect your device to your Mac or PC.

3

Verify Security

Temporarily disable Find My in your iCloud settings to allow the restoration process to proceed.

4

Initiate Restore

Hold Option (Mac) or Shift (PC) while clicking Restore in Finder/iTunes, then select your downloaded IPSW.

5

Finalize Setup

Once the installation completes, follow the on-screen prompts to restore your data from your backup.